package com.uiux4;

public abstract class AbstractClass {
 String name;
 int kor;
 int eng;
 int mat;
 int tot;
 float avg;
 
 
 
 
 public void sum(){
	 tot= kor+ eng+mat;
	 avg = tot/3.0f;
 }
 abstract void hak();
 abstract void output();
 
 }
